Magnesium requirement of the laying hen.
D000821:Animal Feed; D000818:Animals; D002645:Chickens / Q000378:metabolism*; D004032:Diet; D005260:Female; D008274:Magnesium / Q000378:metabolism*; D008275:Magnesium Deficiency / Q000662:veterinary*; D010758:Phosphorus / Q000378:metabolism; D011201:Poultry Diseases
D010758:Phosphorus; D008274:Magnesium